Home / 168,935,876.34-233,131,509.27-91,673,540.34

Finding the Fourth Proportional to 168,935,876.34, 233,131,509.27 and 91,673,540.34

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Solution

The fourth proportional to 168,935,876.34, 233,131,509.27 and 91,673,540.34 is: 126,509,485.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,935,876.34 : 233,131,509.27 = 91,673,540.34 : x
  2. Step 2: Convert to fraction form
    168,935,876.34/233,131,509.27 = 91,673,540.34/x
  3. Step 3: Cross multiply
    168,935,876.34x = 233,131,509.27 × 91,673,540.34
  4. Step 4: Simplify right side
    168,935,876.34x = 21,371,990,819,588,432
  5. Step 5: Solve for x
    x = 21,371,990,819,588,432/168,935,876.34
  6. Step 6: Final answer
    x = 126,509,485.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.